alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET POLICY Vulnerable Java Version 1.4.x Detected";
flow:established,to_server;
flowbits:set,ET.http.javaclient.vulnerable;
http.user_agent;
content:"Java/1.4.";
threshold:type limit, count 2, seconds 300, track by_src;
reference:url,www.oracle.com/technetwork/java/javase/documentation/index.html;
reference:url,www.oracle.com/java/technologies/javase/advanced-v142-support-relnotes.html;
classtype:bad-unknown;
sid:2011584; rev:15;
metadata:affected_product Java, attack_target Client_Endpoint, created_at 2010_09_27, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Informational, tag EOL, updated_at 2023_12_13;
)